Probability: Calculating as a Fraction

Quiz by DoodleMaths

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44 questions
• Q1
The probability of rolling a three on a dice is ¹⁄₆. True or false?
true
false
True or False
30s
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• Q2
What is the probability that a rolled dice lands on 5?
¹⁄₅
¹⁄₂
⁵⁄₆
¹⁄₆
30s
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Delete
• Q3
What is the probability a flipped coin lands on heads?
1
¹⁄₄
³⁄₄
¹⁄₂
30s
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• Q4
I roll a dice. Link the probabilities:
30s
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• Q5
Put these probabilities in order most likely to least:
30s
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• Q6
There are 15 white balls and 1 red ball in a bag. What is the probability of choosing a white ball?
¹⁄₁₆
²⁄₁₆
¹⁵⁄₁₆
¹⁄₁₅
30s
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Delete
• Q7
There are 14 boys and 11 girls in our class. If one child is chosen, what is the probability that it will be a boy?
¹¹⁄₁₄
¹¹⁄₂₅
¹⁴⁄₂₅
¹⁴⁄₂₀
30s
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Delete
• Q8
There are 6 pens in a drawer. 5 are blue and 1 is black. What is the probability of picking a blue pen at random?
⁵⁄₅
¹⁄₅
¹⁄₆
⁵⁄₆
30s
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Delete
• Q9
If you choose a number between 1-20 at random what is the probability of choosing an even number?
¹⁄₁₀
¹⁄₂
¹⁄₄
¹⁄₅
30s
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• Q10
There are 12 cars in a car park - 6 silver, 3 black, 2 blue and 1 red. What is the probability that the next car to leave is black?
³⁄₁₂
¹⁄₁₂
¹⁄₃
³⁄₁₀
30s
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Delete
• Q11
I roll a dice. Link the probabilities:
30s
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Delete
• Q12
There are 24 flowers in a vase. If you took one at random, the probability that it is red is ⁸⁄₂₄. How many red flowers are in the vase?
Users enter free text
30s
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• Q13
If you choose a number between 1-20 at random what is the probability of choosing a number the numbers 1,2,3 or 4?
¹⁄₂₀
¹⁄₄
¹⁄₅
¹⁄₁₀
30s
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Delete
• Q14
Sam has a bag of 20 coloured bricks. There are 8 red, 7 blue, 4 yellow and 1 black. What is the probability that he takes a blue brick at random?
⁷⁄₂₀
⁷⁄₈
⁸⁄₂₀
¹⁄₄
30s
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Delete
• Q15
Put these probabilities in order of likelihood, MOST likely to LEAST likely.
30s
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Delete
• Q16
There are 36 biscuits in a tin. If you took one at random, the probability that it is a gingernut is ¹⁄₃. How many gingernuts are in the tin?
10
6
9
12
30s
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• Q17
There are 12 slices of pizza in a box: 6 pepperoni, 1 mushroom and 5 spicy. Picking at random, what is the probability that you choose spicy?
⁵⁄₆
¹⁄₂
⁵⁄₁₂
¹⁄₁₂
30s
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Delete
• Q18
I roll a dice. Link the probabilities:
30s
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Delete
• Q19
If you choose a number between 1-20 at random what is the probability of choosing a number with a 1 in it?
¹⁄₂₀
¹⁄₂
⁹⁄₂₀
¹¹⁄₂₀
30s
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• Q20
If you choose a number between 1-20 at random what is the probability of choosing the number 17?
¹⁄₂₀
¹⁄₁₀
¹⁄₁₇
¹⁄₄
30s
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